| Date | Amount |
|---|---|
| 07/14/2011 | 52.05 |
| 02/10/2011 | 52.06 |
| 07/16/2010 | 54.08 |
| 02/18/2010 | 54.09 |
| 07/21/2009 | 53.62 |
| 02/23/2009 | 53.63 |
| 01/28/2008 | 107.63 |
| 02/07/2007 | 101.77 |
| 02/13/2006 | 98.11 |
| 02/22/2005 | 101.31 |
| 02/09/2004 | 77.48 |
| 02/12/2003 | 75.98 |
| 02/05/2002 | 75.50 |
| 02/12/2001 | 67.76 |